diff --git a/package.json b/package.json
index 62173d857..5bd0f6832 100644
--- a/package.json
+++ b/package.json
@@ -52,6 +52,6 @@
     "sinon": "^2.4.1",
     "sinon-chai": "^2.12.0",
     "supertest": "^3.0.0",
-    "uglifyjs": "^2.4.11"
+    "uglify-js": "^3.0.27"
   }
 }